{"id":2039,"date":"2022-10-25T16:56:27","date_gmt":"2022-10-25T07:56:27","guid":{"rendered":"https:\/\/www.seraku.co.jp\/columns\/?post_type=glossary&#038;p=2039"},"modified":"2023-10-13T14:27:18","modified_gmt":"2023-10-13T05:27:18","slug":"dos-attack","status":"publish","type":"glossary","link":"https:\/\/www.seraku.co.jp\/columns\/glossary\/dos-attack\/","title":{"rendered":"DoS\u653b\u6483\uff08\u30c9\u30b9\u30b3\u30a6\u30b2\u30ad\uff09"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">DoS\u653b\u6483<\/h2>\n\n\n\n<p>\u3000\u8aad\u307f\u65b9\uff1a\u30c9\u30b9\u30b3\u30a6\u30b2\u30ad<\/p>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">DoS\u653b\u6483\u3068\u306f<\/h2>\n\n\n\n<p>DoS\u653b\u6483\u3068\u306f\u30011\u53f0\u306e\u30d1\u30bd\u30b3\u30f3\u304b\u3089Web\u30b5\u30a4\u30c8\u3084\u30b5\u30fc\u30d0\u306b\u5bfe\u3057\u3066\u3001\u5927\u91cf\u306e\u30a2\u30af\u30bb\u30b9\u3092\u884c\u3046\u3053\u3068\u3084\u81a8\u5927\u306a\u30c7\u30fc\u30bf\u3092\u9001\u308a\u4ed8\u3051\u308b\u3053\u3068\u3067\u3001\u610f\u56f3\u7684\u306b\u904e\u5270\u306a\u8ca0\u8377\u3092\u304b\u3051\u308b\u30b5\u30a4\u30d0\u30fc\u653b\u6483\u3067\u3059\u3002\u4ed6\u306e\u30b5\u30a4\u30d0\u30fc\u653b\u6483\u306e\u3088\u3046\u306b\u3001\u57fa\u672c\u7684\u306b\u306f\u30c7\u30fc\u30bf\u306e\u629c\u304d\u53d6\u308a\u3084\u30b7\u30b9\u30c6\u30e0\u64cd\u4f5c\u3068\u3044\u3063\u305f\u3053\u3068\u307e\u3067\u306f\u884c\u308f\u305a\u3001\u30b5\u30fc\u30d3\u30b9\u7a3c\u50cd\u306e\u59a8\u5bb3\u306e\u307f\u3092\u884c\u3044\u307e\u3059\u3002\u30a2\u30af\u30bb\u30b9\u904e\u591a\u3067\u30b5\u30fc\u30d0\u30c0\u30a6\u30f3\u3059\u308b\u3053\u3068\u3092\u5229\u7528\u3057\u3001\u30e6\u30fc\u30b6\u306bWeb\u30b5\u30a4\u30c8\u3092\u5229\u7528\u51fa\u6765\u306a\u304f\u3055\u305b\u3001\u4f01\u696d\u306b\u640d\u5931\u3092\u4e0e\u3048\u3066\u3044\u304d\u307e\u3059\u3002DoS\u653b\u6483\u3092\u767a\u5c55\u3055\u305b\u305f\u8907\u6570\u53f0\u306e\u30d1\u30bd\u30b3\u30f3\u304b\u3089\u884c\u3046DDoS\u653b\u6483\u3068\u3044\u3046\u3082\u306e\u3082\u3042\u308a\u307e\u3059\u3002<br>DoS\u653b\u6483\u3001DDoS\u653b\u6483\u3068\u3082\u306b\u4ed6\u306e\u30b5\u30a4\u30d0\u30fc\u653b\u6483\u3068\u7d44\u307f\u5408\u308f\u305b\u3066\u884c\u308f\u308c\u308b\u30b1\u30fc\u30b9\u3082\u3042\u308a\u307e\u3059\u3002DoS\u653b\u6483\u30fbDDoS\u653b\u6483\u306b\u3088\u308a\u3001\u30b5\u30fc\u30d0\u3092\u30c0\u30a6\u30f3\u3055\u305b\u305f\u5f8c\u306b<a href=\"https:\/\/www.seraku.co.jp\/columns\/glossary\/sqlinjection\/\" target=\"_blank\" rel=\"noreferrer noopener\">SQL\u30a4\u30f3\u30b8\u30a7\u30af\u30b7\u30e7\u30f3<\/a>\u653b\u6483\u3084<a href=\"https:\/\/www.seraku.co.jp\/columns\/glossary\/malware\/\" target=\"_blank\" rel=\"noreferrer noopener\">\u30de\u30eb\u30a6\u30a7\u30a2<\/a>\u3092\u4ed5\u639b\u3051\u305f\u308a\u3001\u30c7\u30fc\u30bf\u3092\u6539\u3056\u3093\u30fb\u7a83\u53d6\u3057\u305f\u308a\u3059\u308b\u653b\u6483\u4e8b\u4f8b\u304c\u5831\u544a\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">DoS\u653b\u6483\u306e\u5bfe\u7b56<\/h2>\n\n\n\n<p>\u6709\u52b9\u306a\u5bfe\u7b56\u3068\u3057\u3066\u306f\u3001\u4e8b\u524d\u306b\u540c\u4e00IP\u304b\u3089\u306e\u30a2\u30af\u30bb\u30b9\u56de\u6570\u3092\u5236\u9650\u3059\u308b\u3053\u3068\u3067\u3001DoS\u653b\u6483\u3092\u9632\u3050\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<br>\u3057\u304b\u3057\u3001DoS\u653b\u6483\u3092\u767a\u5c55\u3055\u305b\u305f\u8907\u6570\u306eIP\u3067\u653b\u6483\u3059\u308bDDoS\u653b\u6483\u306a\u3069\u3082\u767b\u5834\u3057\u30011\u306eIP\u30a2\u30c9\u30ec\u30b9\u304b\u3089\u306e\u30a2\u30af\u30bb\u30b9\u56de\u6570\u5236\u9650\u3060\u3051\u3067\u306f\u3001\u5bfe\u7b56\u3068\u3057\u3066\u4e0d\u5341\u5206\u3068\u8a00\u3048\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3053\u306eDDoS\u653b\u6483\u306b\u3082\u6709\u52b9\u306a\u5bfe\u7b56\u3068\u3057\u3066\u306f\u3001WAF\u3084IDS\u30fbIPS\u3001UTM\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30b7\u30b9\u30c6\u30e0\u306e\u5c0e\u5165\u3001CDN\u306e\u7279\u6027\u3092\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5bfe\u7b56\u306b\u5fdc\u7528\u3059\u308b\u3068\u3044\u3063\u305f\u3053\u3068\u304c\u6319\u3052\u3089\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<p><\/p>\n\n\n\n<ul>\n<li><strong>WAF\uff08Web Application Firewall\uff09<\/strong><br>Web\u30b5\u30a4\u30c8\u306b\u3042\u308b\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3078\u306e\u7279\u5316\u578b\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u3067\u3059\u3002\u5f8c\u8ff0\u3059\u308b\u4ed6\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30b7\u30b9\u30c6\u30e0\u306a\u3069\u3068\u306f\u7570\u306a\u308a\u3001\u7279\u5316\u3057\u305f\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30b7\u30b9\u30c6\u30e0\u306a\u306e\u3067\u3001Web\u30b5\u30fc\u30d0\u306e\u30d5\u30ed\u30f3\u30c8\u306b\u7acb\u3061\u3001\u653b\u6483\u3092\u6839\u672c\u7684\u306b\u30d6\u30ed\u30c3\u30af\u3067\u304d\u307e\u3059\u3002\u4ee5\u524d\u306f\u9ad8\u984d\u306a\u8cbb\u7528\u304c\u304b\u304b\u308a\u3001\u5c0e\u5165\u3078\u306e\u8db3\u304b\u305b\u3068\u306a\u3063\u3066\u304a\u308a\u307e\u3057\u305f\u304c\u3001\u5b89\u4fa1\u3067\u9ad8\u6027\u80fd\u306a\u30af\u30e9\u30a6\u30c9\u578bWAF\u304c\u51fa\u59cb\u3081\u3001\u5b9f\u7528\u7684\u306b\u306a\u3063\u3066\u304d\u3066\u3044\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<p><\/p>\n\n\n\n<ul>\n<li><strong>IDS\u30fbIPS\uff08Intrusion Detection System\/Intrusion Prevention System\uff09<\/strong><br>\u4e0d\u6b63\u30a2\u30af\u30bb\u30b9\u3092\u611f\u77e5\u3057\u3001\u7ba1\u7406\u8005\u306b\u5831\u544a\u3059\u308b\u30b7\u30b9\u30c6\u30e0\u3067\u3059\u3002IDS\u306f\u611f\u77e5\u307e\u3067\u3057\u304b\u884c\u3044\u307e\u305b\u3093\u304c\u3001IPS\u306f\u906e\u65ad\u3082\u884c\u3046\u30b7\u30b9\u30c6\u30e0\u3067\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<p><\/p>\n\n\n\n<ul>\n<li><strong>UTM\uff08Unified Threat Management\uff09<\/strong><br>\u30d5\u30a1\u30a4\u30a2\u30a6\u30a9\u30fc\u30eb\u3001\u30a2\u30f3\u30c1\u30a6\u30a4\u30eb\u30b9\u306a\u3069\u306e\u8907\u6570\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u3092\u30d1\u30c3\u30b1\u30fc\u30b8\u3057\u305f\u3082\u306e\u3067\u3059\u30021\u3064\u306e\u30bd\u30d5\u30c8\u30a6\u30a7\u30a2\u306b\u305d\u306e\u540d\u306e\u901a\u308a\u8907\u6570\u306e\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30b7\u30b9\u30c6\u30e0\u3092\u7d71\u3079\u3066\u3044\u308b\u306e\u3067\u3001\u7ba1\u7406\u304c\u52b9\u7387\u7684\u306b\u306a\u308a\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<p><\/p>\n\n\n\n<ul>\n<li><strong>CDN\uff08Content Delivery Network\uff09<\/strong><br>Web\u30b3\u30f3\u30c6\u30f3\u30c4\u306e\u52b9\u7387\u5316\u306e\u305f\u3081\u306b\u4f5c\u3089\u308c\u305f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b7\u30b9\u30c6\u30e0\u306e\u3053\u3068\u3067\u3001CDN\u3092\u5229\u7528\u3059\u308b\u3068DDoS\u653b\u6483\u3055\u308c\u3066\u3082\u3001\u30ad\u30e3\u30c3\u30b7\u30e5\u30b5\u30fc\u30d0\u304c\u5bfe\u8c61\u3068\u306a\u308b\u305f\u3081\u81ea\u793e\u30b5\u30fc\u30d0\u3084\u56de\u7dda\u306b\u306f\u7e4b\u304c\u3089\u305a\u3001\u81ea\u793e\u3078\u306e\u305d\u3046\u3057\u305f\u88ab\u5bb3\u3092\u6700\u5c0f\u9650\u306b\u3068\u3069\u3081\u3089\u308c\u307e\u3059\u3002\u305d\u306e\u4ed6\u306b\u3001\u56fd\u5185\u5411\u3051\u306eWeb\u30b5\u30a4\u30c8\u3067\u30a2\u30af\u30bb\u30b9\u8005\u304c\u56fd\u5185\u306e\u307f\u306e\u5834\u5408\u306f\u3001\u6d77\u5916\u304b\u3089\u306e\u30a2\u30af\u30bb\u30b9\u5236\u9650\u3092\u304b\u3051\u308b\u3053\u3068\u3082\u6709\u52b9\u3067\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<p><\/p>\n\n\n\n<p>\u3053\u3046\u3057\u305f\u30b7\u30b9\u30c6\u30e0\u3092\u5229\u7528\u3057\u3001\u5fc5\u8981\u306a\u51e6\u7f6e\u3092\u3068\u3063\u305f\u3046\u3048\u3067\u500b\u4eba\u3068\u3057\u3066\u3082\u3001\u52a0\u5bb3\u8005\u306b\u306a\u3089\u306a\u3044\u3088\u3046\u306b\u4e0d\u5be9\u306a\u6dfb\u4ed8\u30d5\u30a1\u30a4\u30eb\u3001Web\u30b5\u30a4\u30c8\u3092\u4e0d\u7528\u610f\u306b\u958b\u304b\u306a\u3044\u3068\u3044\u3063\u305f\u3053\u3068\u3092\u5fb9\u5e95\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">DoS\u653b\u6483\u306e\u4e8b\u4f8b<\/h2>\n\n\n\n<ul>\n<li><strong>DoS\u653b\u6483\uff08\u56fd\u5185\u5927\u624b\u63b2\u793a\u677f\uff09<\/strong><br>DoS\u653b\u6483\u306e\u7279\u306b\u6709\u540d\u306a\u4e8b\u4f8b\u3068\u3057\u3066\u306fF5\u653b\u6483\u3092\u5229\u7528\u3057\u305f\u3082\u306e\u304c\u6319\u3052\u3089\u308c\u307e\u3059\u3002F5\u653b\u6483\u3068\u306f\u3001\u30ad\u30fc\u30dc\u30fc\u30c9\u306eF5 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class=\"wp-block-heading\">DoS\u653b\u6483\u306e\u95a2\u9023\u8a9e<\/h2>\n\n\n\n<ul>\n<li><strong>Flood\u653b\u6483<\/strong><br>Flood\uff08\u82f1\uff1a\u6d2a\u6c34\uff09\u653b\u6483\u3068\u306f\u305d\u306e\u540d\u306e\u901a\u308a\u3001\u4eba\u70ba\u7684\u306b\u5824\u9632\u306e\u53d7\u3051\u6b62\u3081\u304d\u308c\u308b\u91cf\u3092\u8d85\u3048\u305f\u6c34\u6d41\u3092\u6ce8\u304e\u8fbc\u307f\u3001\u6d2a\u6c34\u3092\u5f15\u304d\u8d77\u3053\u3057\u3066\u5824\u9632\u3092\u4f7f\u3044\u7269\u306b\u306a\u3089\u306a\u304f\u3059\u308b\u3053\u3068\u306b\u3088\u304f\u4f3c\u305f\u30b5\u30a4\u30d0\u30fc\u653b\u6483\u3067\u3059\u3002\u5177\u4f53\u7684\u306b\u306f\u3001\u60aa\u610f\u3042\u308b\u7b2c\u4e09\u8005\u304c\u53d7\u4fe1\u5148\u306e\u30b5\u30fc\u30d3\u30b9\u3084\u30b7\u30b9\u30c6\u30e0\u306e\u8a31\u5bb9\u91cf\uff08\u5824\u9632\u3067\u53d7\u3051\u6b62\u3081\u304d\u308c\u308b\u91cf\u4ee5\u4e0a\uff09\u3092\u8d85\u3048\u305f\u5927\u91cf\u306e\u9001\u4fe1\u30c7\u30fc\u30bf\uff08\u6c34\u6d41\uff09\u3092\u9001\u308a\u4ed8\u3051\u3001\u610f\u56f3\u7684\u306b\u540c\u30b5\u30fc\u30d3\u30b9\u3084\u30b7\u30b9\u30c6\u30e0\u3092\u4e0d\u80fd\u306b\u3059\u308b\uff08\u6d2a\u6c34\u88ab\u5bb3\u306b\u906d\u308f\u305b\u308b\uff09\u30b5\u30a4\u30d0\u30fc\u653b\u6483\u3067\u3059\u3002DDoS\u653b\u6483\u306e\u653b\u6483\u624b\u6cd5\u306e\u4e00\u90e8\u3068\u8a00\u308f\u308c\u3066\u3044\u307e\u3059\u3002<\/li>\n<\/ul>\n\n\n\n<p><\/p>\n\n\n\n<ul>\n<li><strong>DNS\u30ea\u30d5\u30ec\u30af\u30b7\u30e7\u30f3\u653b\u6483<\/strong><br>\u6a19\u7684\uff08\u88ab\u5bb3\u5148\uff09\u306e\u9001\u4fe1\u5143\u306eIP\u30a2\u30c9\u30ec\u30b9\u3092\u507d\u9020\u3057\u3001DNS\u30b5\u30fc\u30d0\u306b\u30ea\u30af\u30a8\u30b9\u30c8\u9001\u4fe1\u3092\u3057\u3001\u88ab\u5bb3\u5148\u306b\u5927\u91cf\u306eDNS\u30d1\u30b1\u30c3\u30c8\u3092\u9001\u308a\u4ed8\u3051\u3001\u30b7\u30b9\u30c6\u30e0\u3084\u30b5\u30fc\u30d3\u30b9\u3092\u4e0d\u80fd\u306b\u3059\u308b\u30b5\u30a4\u30d0\u30fc\u653b\u6483\u3067\u3059\u3002\u3053\u306eDNS\u30ea\u30d5\u30ec\u30af\u30b7\u30e7\u30f3\u653b\u6483\u306e\u5384\u4ecb\u306a\u70b9\u306f\u3001\u30aa\u30f3\u30e9\u30a4\u30f3\u4e0a\u306e\u8907\u6570\u306eDNS\u30b5\u30fc\u30d0\u3092\u901a\u308a\u3001\u9593\u63a5\u7684\u306b\u653b\u6483\u3059\u308b\u305f\u3081\u3001\u767a\u4fe1\u8005\u306e\u7279\u5b9a\u304c\u56f0\u96e3\u3068\u3055\u308c\u3066\u3044\u307e\u3059\u3002DDoS\u653b\u6483\u3067\u6271\u308f\u308c\u308b\u653b\u6483\u624b\u6cd5\u306e\u4e00\u90e8\u3068\u8a00\u308f\u308c\u3066\u3044\u307e\u3059\u3002<\/li>\n<\/ul>\n","protected":false},"featured_media":0,"parent":0,"template":"","glossary_category":[24,23],"acf":[],"_links":{"self":[{"href":"https:\/\/www.seraku.co.jp\/columns\/wp-json\/wp\/v2\/glossary\/2039"}],"collection":[{"href":"https:\/\/www.seraku.co.jp\/columns\/wp-json\/wp\/v2\/glossary"}],"about":[{"href":"https:\/\/www.seraku.co.jp\/columns\/wp-json\/wp\/v2\/types\/glossary"}],"wp:attachment":[{"href":"https:\/\/www.seraku.co.jp\/columns\/wp-json\/wp\/v2\/media?parent=2039"}],"wp:term":[{"taxonomy":"glossary_category","embeddable":true,"href":"https:\/\/www.seraku.co.jp\/columns\/wp-json\/wp\/v2\/glossary_category?post=2039"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}